|  | Water Washer Systems This Batch/Flotation System is perfect for lower solids and lower volume waste streams. Water Washers offer a compact, self-contained process for treating oily waste and metals at the same time, including water containing coolants, cutting oils, vibratory waste, and other waste streams. Capacity: 50 - 1,000 gallons per batch. (0.2 m3 - 4.0 m3 per batch) Floor space required: 9 - 60 square feet (1 - 6 square meters). | | |